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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.device.collectors;
import android.device.collectors.annotations.OptionClass;
import android.os.Bundle;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import com.android.helpers.TotalPssHelper;
/**
* A {@link TotalPssMetricListener} that measures process total pss tracked per
* process in activity manaager.
*
* Options:
* -e process-names [processName] : the process from the test case that we want to
* measure memory for.
*/
@OptionClass(alias = "totalpss-collector")
public class TotalPssMetricListener extends BaseCollectionListener<Long> {
private static final String TAG = TotalPssMetricListener.class.getSimpleName();
@VisibleForTesting static final String PROCESS_SEPARATOR = ",";
@VisibleForTesting static final String PROCESS_NAMES_KEY = "process-names";
@VisibleForTesting static final String MIN_ITERATIONS_KEY = "min_iterations";
@VisibleForTesting static final String MAX_ITERATIONS_KEY = "max_iterations";
@VisibleForTesting static final String SLEEP_TIME_KEY = "sleep_time_ms";
@VisibleForTesting static final String THRESHOLD_KEY = "threshold_kb";
private TotalPssHelper mTotalPssHelper = new TotalPssHelper();
public TotalPssMetricListener() {
createHelperInstance(mTotalPssHelper);
}
/**
* Constructor to simulate receiving the instrumentation arguments. Should not be used except
* for testing.
*/
@VisibleForTesting
public TotalPssMetricListener(Bundle args, TotalPssHelper helper) {
super(args, helper);
mTotalPssHelper = helper;
createHelperInstance(mTotalPssHelper);
}
/**
* Adds the options for total pss collector.
*/
@Override
public void setupAdditionalArgs() {
Bundle args = getArgsBundle();
String procsString = args.getString(PROCESS_NAMES_KEY);
if (procsString == null) {
Log.e(TAG, "No processes provided to sample");
return;
}
String[] procs = procsString.split(PROCESS_SEPARATOR);
mTotalPssHelper.setUp(procs);
if (args.getString(MIN_ITERATIONS_KEY) != null) {
mTotalPssHelper.setMinIterations(Integer.parseInt(args.getString(MIN_ITERATIONS_KEY)));
}
if (args.getString(MAX_ITERATIONS_KEY) != null) {
mTotalPssHelper.setMaxIterations(Integer.parseInt(args.getString(MAX_ITERATIONS_KEY)));
}
if (args.getString(SLEEP_TIME_KEY) != null) {
mTotalPssHelper.setSleepTime(Integer.parseInt(args.getString(SLEEP_TIME_KEY)));
}
if (args.getString(THRESHOLD_KEY) != null) {
mTotalPssHelper.setThreshold(Integer.parseInt(args.getString(THRESHOLD_KEY)));
}
}
}
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